Kiln for drying vegetable substances.



E. W. ANDER'SEN.

. KILN FOR DRYING VEGETABLE SUBSTANCES.

APPLICATIO N FILED AUG-4. I915.

1,218,156; a Patented Mar. 6, 1911;

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' influence on the look and quality of the dried beams is intensely pear from the following specification with 1 ShoWSa suitable type structed of 0 some inches deep wh1ch is able to store a omrnn srarns manna caries.

EMIL WILLIAM ANDERSEN, 0F AARHUS, DENMARK. KILN FOR DRYING VEGETABLE SUBSTANCES. 1 218,156 Specification of Letters Patent.

Application filed August 4, 1915. Serial No. 43,583.

To all whom it may concern:

Be it known that I, EMIL WILLIAM AN- DERSEN, a subject of the King of Denmark, residing at Aarhus, Denmark, have invented a new and useful Kiln for Drying Vegetable Substances; and I do hereby declare the following to be a full, clear, and exact dethe drying room above the same is arranged Scription f the s m an obl que glass roof 9, and at the uppermost e invention relates to and lowermost edges of the same are sus- "pended valves in which open and close corresponding openings ur'al draft of air can the arrows. v v

When the kiln is used for instance for drying of copra the same is spread on the flagstone hearth 7c, and the kiln is heated two times a dav and night, for-instance at 6 oclock in the morning and at 6 oclo'ck in the evening, with the shells from a previous on which the /copra d or the material "in questionfto, be dried is placed; The combustion products are led away through the pass as indicated by kilns for this purpose,whish has a, favorable through which a nat- Patented Mar. 6, 1917.

the sand arranged a layer of fiagstones k product. The combined use of warmth of drying. -When the shells are burned so the sun and artificial heat as it is practised much that only red hot embers are left, the by the present invention further insures an fire doors are shut and the draft is subdued by means of the dampers f, so as to obtain a quietand slow yielding of heat to the layer one yield fully suflicient fuel for the kiln. ofsand and the flagstones and to the layer he invention essentially consists in a kiln of copra resting on the latter. heated frombelow in a own manner, beams shining during the" day through the adapted for accommodation of the co ra or glass roof 9 the material in question being eovere degree, and through glass roof whereby the 'heat from the sun 0 concentrated in the dryin the drying room is effected. mg room, which is further in suitable places The form described is; provided with suitable openings which can ered as an example and be closed more or less by means of shutters restricted to this vform I or the like, by means of which a suitable drying kiln for vegetable ventilation of. thedrying room is obtained is used a hearth. heated from below and covfor removal of moisture or humid air formed. ered by a glass roof.,

Other features of the invention will ap'-' Havingnow described my said invention "and in what manner the same is to be performed, what I claim'and desire to secure by Letters Patent of U. S.- A. is: kiln for drying vegetable material, comprising a fireplace wherein dried copra shells essential saving'of fuel, and the? shells of the dried copra in a plant like the present a suitable adjustment but relates --to any thereto belonging drawings, in which Figure of kiln according to theinvention in end-view partly in section on the line l-1 in Fig. 2, and Fig. 2 a side over the fireplace for supporting the material to be dried while protecting it from the products of combustion, the hearth being of-the heat-storage type and adapted during its heat-radiation to he lowermost part of the kiln is conrick work and contains two fire places a, meant for being heated with a suitable fuel, preferably the shells removed from the dried copra, and above the fire places .is arranged a horizontal hearth or salver b in which is spread a layer of sand drying chamber having substantially atriconsiderable amount of heat, and on top of angular cross-section, and a plurality of adonly to be consid-. the invention; is not materials in which may be burned, a horizontal hearth arranged further the drying to a high fthe dampers it a suitable renewal of air Y radiate heat uni-' formly over its entire upper surface, a glazed roof spaced above the hearth to establish a.

justable ventilators, one located adjacent the the amount of solar heat delivered to the various portions of the material being drieL- 10 In testimony whereof I aflix my signature in presence of two witnesses. 1

EMIL WILLIAM ANDERSEN. Witnesses:

CECIL V. SoHoN, VIGGO BLoM. 

